/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: varthani1 https://cdn.slidesharecdn.com/profile-photo-varthani1-48x48.jpg?cb=1523722321 It's not about possibility but probability...It's not about logic gate but normal curve...It's not about Yin and Yang..black and white or even gray, it's about the whole different shades... intensity and frequency does matter.